Boyadjieff; George I.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Boyadjieff; George I..The latest application filed is for "electric motor control algorithm with bypass relay".
- Boyadjieff; George I. - Villa Park CA US
- Boyadjieff; George I. - Anaheim CA
- Boyadjieff; George I. - Woodland Hills CA
| Patent | Date |
|---|---|
| Electric motor control algorithm with bypass relay Grant 8,493,013 - Boyadjieff July 23, 2 | 2013-07-23 |
| Smoke environment personnel identification apparatus Grant 8,128,269 - Boyadjieff March 6, 2 | 2012-03-06 |
| Open loop method for controlling power Grant 7,911,173 - Boyadjieff March 22, 2 | 2011-03-22 |
| Electric Motor Control Algorithm With Bypass Relay App 20100283423 - Boyadjieff; George I. | 2010-11-11 |
| Method, system, and apparatus for controlling an electric motor Grant 7,768,221 - Boyadjieff , et al. August 3, 2 | 2010-08-03 |
| Smoke environment personnel identification apparatus App 20100052875 - Boyadjieff; George I. | 2010-03-04 |
| Open loop method for controlling power App 20080224646 - Boyadjieff; George I. | 2008-09-18 |
| Method, System, And Apparatus For Controlling An Electric Motor App 20070290645 - Boyadjieff; George I. ; et al. | 2007-12-20 |
| Pavement saw and vacuum apparatus Grant 7,225,803 - Boyadjieff June 5, 2 | 2007-06-05 |
| Apparatus for handling well pipe Grant 4,765,401 - Boyadjieff * August 23, 1 | 1988-08-23 |
| Well pipe handling machine Grant 4,709,766 - Boyadjieff December 1, 1 | 1987-12-01 |
| Well pipe handling machine Grant 4,696,207 - Boyadjieff September 29, 1 | 1987-09-29 |
| Well pipe stabbing and back-up apparatus Grant 4,625,796 - Boyadjieff December 2, 1 | 1986-12-02 |
| Structure and use of remotely releasable pile connectors Grant 4,610,465 - Boyadjieff September 9, 1 | 1986-09-09 |
| Top drive drilling systems Grant 4,605,077 - Boyadjieff August 12, 1 | 1986-08-12 |
| Well casing jack mechanism Grant 4,595,062 - Boyadjieff , et al. * June 17, 1 | 1986-06-17 |
| Drill string valve actuator Grant 4,535,852 - Boyadjieff , et al. August 20, 1 | 1985-08-20 |
| Top drive drilling unit with rotatable pipe support Grant 4,529,045 - Boyadjieff , et al. July 16, 1 | 1985-07-16 |
| Link tilting mechanism for well rigs Grant 4,489,794 - Boyadjieff December 25, 1 | 1984-12-25 |
| Jacking mechanism supported by a wellhead Grant 4,476,936 - Boyadjieff , et al. October 16, 1 | 1984-10-16 |
| Well casing jack mechanism Grant 4,465,131 - Boyadjieff , et al. August 14, 1 | 1984-08-14 |
| Top drive well drilling apparatus Grant 4,458,768 - Boyadjieff July 10, 1 | 1984-07-10 |
| Drilling of wells with top drive unit Grant 4,449,596 - Boyadjieff May 22, 1 | 1984-05-22 |
| Positioning of well pipe jack in a rig Grant 4,437,515 - Boyadjieff , et al. March 20, 1 | 1984-03-20 |
| Top drive well drilling apparatus Grant 4,421,179 - Boyadjieff December 20, 1 | 1983-12-20 |
| Method of drilling and casing a well Grant 4,421,175 - Boyadjieff , et al. December 20, 1 | 1983-12-20 |
| Gripping jack system Grant 4,405,115 - Boyadjieff September 20, 1 | 1983-09-20 |
| Method and apparatus for drilling laterally from a well bore Grant 4,365,676 - Boyadjieff , et al. December 28, 1 | 1982-12-28 |
| Well pipe connecting and disconnecting apparatus Grant 4,348,920 - Boyadjieff September 14, 1 | 1982-09-14 |
| Pile handing methods Grant 4,084,385 - Boyadjieff April 18, 1 | 1978-04-18 |
| Pile handling apparatus and methods Grant 4,051,587 - Boyadjieff October 4, 1 | 1977-10-04 |
| Tool for connecting and disconnecting well pipe Grant 4,023,449 - Boyadjieff May 17, 1 | 1977-05-17 |
| Power slip unit Grant 3,961,399 - Boyadjieff June 8, 1 | 1976-06-08 |
| Tool for making and breaking pipe joints Grant 3,921,473 - Boyadjieff , et al. November 25, 1 | 1975-11-25 |
| Safety Valve For Wells Grant 3,861,464 - Boyadjieff , et al. January 21, 1 | 1975-01-21 |
| Hydraulic System Circuit Breaker Grant 3,568,705 - Boyadjieff , et al. March 9, 1 | 1971-03-09 |
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